90155285

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 134922240

約数和(自身を除く): 44766955

約数列:

[1, 5, 11, 19, 23, 31, 55, 95, 115, 121, 155, 209, 253, 341, 437, 589, 605, 713, 1045, 1265, 1331, 1705, 2185, 2299, 2783, 2945, 3565, 3751, 4807, 6479, 6655, 7843, 11495, 13547, 13915, 18755, 24035, 25289, 30613, 32395, 39215, 41261, 52877, 67735, 71269, 86273, 126445, 149017, 153065, 206305, 264385, 356345, 431365, 581647, 745085, 783959, 949003, 1639187, 2908235, 3919795, 4745015, 8195935, 18031057, 90155285]

約数ペア:

[(1, 90155285), (5, 18031057), (11, 8195935), (19, 4745015), (23, 3919795), (31, 2908235), (55, 1639187), (95, 949003), (115, 783959), (121, 745085), (155, 581647), (209, 431365), (253, 356345), (341, 264385), (437, 206305), (589, 153065), (605, 149017), (713, 126445), (1045, 86273), (1265, 71269), (1331, 67735), (1705, 52877), (2185, 41261), (2299, 39215), (2783, 32395), (2945, 30613), (3565, 25289), (3751, 24035), (4807, 18755), (6479, 13915), (6655, 13547), (7843, 11495)]